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Item Analysis	2
Multiple Regression Analysis	2
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Wisniewski, Dennis R.	1

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Finding and Developing Moderators and Directional Keys by Regression Analysis.

Kokosh, John – 1979

A procedure for rapid screening of variables as potential moderators is presented and discussed. A moderator is defined as any variable which can be used to identify differentially predictable persons; or defined statistically by stating that if a predictor and a moderator are each divided into three or more categories and used as independent…

Descriptors: Analysis of Variance, Discriminant Analysis, Item Analysis, Multiple Regression Analysis

An Application of the Rasch Model to Computerized Adaptive Testing.

Wisniewski, Dennis R. – 1986

Three questions concerning the Binary Search Method (BSM) of computerized adaptive testing were studied: (1) whether it provided a reliable and valid estimation of examinee ability; (2) its effect on examinee attitudes toward computerized adaptive testing and conventional paper-and-pencil testing; and (3) the relationship between item response…

Descriptors: Adaptive Testing, Computer Assisted Testing, Difficulty Level, Grade 5